OpenTechnical

OT-2026-000100260

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000100260) never changes.

Identity and time

Publication numberOT-2026-000100260 · never reused
Internal UUID01a0aea3-3053-7704-8267-3ae488ccf0cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100260
StatusPUBLIC

Content hashes

Canonical text0014e140d6aa1bbb1bf114ff524c56f02a7604c25667a8cbd189a86c1c4b9303
Markdown8ddb3584fe601a0c81d7907564bc6954a556d69f95a202f77a39b5efa2d25864
PDF
Publication pageb57d2f55418433a4b80ac786ef67e032365ea3b0080c207d9431d92853a7a472
Manifest5801b0063fcbc59beb80cc1cf6d1776258a67d31748184247ea3f4a3fd82a65f

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureHSFfhQDr00yolVcE7NFgaP0irGaD1qeTiM+/9pjA159mQ1Vx3UKoJPIajIMkdEcYgByhdx6gF0+8UNcnyy95Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:03.944821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100260
observed b57d2f55418433a4b80ac786ef67e032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:03.926812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100260/manifest.json
observed 5801b0063fcbc59beb80cc1cf6d17762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:03.898454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100260/publication.md
observed 8ddb3584fe601a0c81d7907564bc6954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:03.860270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100260/publication.txt
observed 0014e140d6aa1bbb1bf114ff524c56f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:33.596303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100260
observed b57d2f55418433a4b80ac786ef67e032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:33.577939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100260/manifest.json
observed 5801b0063fcbc59beb80cc1cf6d17762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:33.551383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100260/publication.md
observed 8ddb3584fe601a0c81d7907564bc6954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:33.526422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100260/publication.txt
observed 0014e140d6aa1bbb1bf114ff524c56f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.