OpenTechnical

OT-2026-000058539

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000058539) never changes.

Identity and time

Publication numberOT-2026-000058539 · never reused
Internal UUID01a0ae88-f39b-7aad-bf45-b60a72e9ff5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058539
StatusPUBLIC

Content hashes

Canonical text1a8cb796a25e5268ea4ef7168b6d4898094fd2e6cd2d855ab9237eac3984a512
Markdown6b9945c6a12b462b5b986476fe9b5151650c0a3ead506b4cd1c2ea378de85154
PDF
Publication pageb88ddb37229c5840bcc41df630cb18a7aa864b789e1e5eca56515c88cbf04de4
Manifestab44a8ee753dfe96332daaa24e815c6df3ab3c2b6e3b9dc81ddb500241111e21

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
SignaturepVrZgKIDXYVSKGgvcUjg3S5bv48XJBc1v5ubDGN8mZ9Wm9bO3Y5zlQMMdl+8d6GdcjtFiU9t7bVB1IxUvXx2DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:00.155661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058539
observed b88ddb37229c5840bcc41df630cb18a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:00.139553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058539/manifest.json
observed ab44a8ee753dfe96332daaa24e815c6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:00.121431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058539/publication.md
observed 6b9945c6a12b462b5b986476fe9b5151...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:00.105397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058539/publication.txt
observed 1a8cb796a25e5268ea4ef7168b6d4898...
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.