OpenTechnical

OT-2026-000102664

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000102664) never changes.

Identity and time

Publication numberOT-2026-000102664 · never reused
Internal UUID01a0aea4-858b-7279-87a2-45556847017f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102664
StatusPUBLIC

Content hashes

Canonical text0c39e5ee11328fe5919adcdd81239afe909a82300e3a769836f70a2282465c66
Markdown07df7772ea43d33f9c8711882eab74336355966deb80001127ebb186ec608f21
PDF
Publication page871b3cca0f46ff4e5a2c0cc82dd56029ce490eee327afa9ec148590e2d83bff7
Manifest3a88d19e5857fb2b92042d21458d832fa96acb456771edf60c1e2db780e4f1b0

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
SignatureXlpNGYZD2bINasPxkC6tjWwTVSleUReWrW7BHDqHMaMJEaDhKfLGqTZsV+D3+zAnCqRnV3ECDJ0pkKsNkkX0CQ==
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

2026-09-17T09:24:09.929000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102664
observed 871b3cca0f46ff4e5a2c0cc82dd56029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:09.910585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102664/manifest.json
observed 3a88d19e5857fb2b92042d21458d832f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:09.892763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102664/publication.md
observed 07df7772ea43d33f9c8711882eab7433...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:09.875388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102664/publication.txt
observed 0c39e5ee11328fe5919adcdd81239afe...
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.