OpenTechnical

OT-2026-000008525

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000008525) never changes.

Identity and time

Publication numberOT-2026-000008525 · never reused
Internal UUID01a0ae6a-e46a-72a1-84f4-b703635aa712 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008525
StatusPUBLIC

Content hashes

Canonical text20002194488c7c185995bb6f4437185bdc13d69cc99cfc3ce424e4df30dfc43f
Markdown8f7e576889366a35bce60e78e19abcbad5c3d8bcddc8b655606894e662101dca
PDF
Publication page306223627cc3b61f76b0787c20b1935698779597e1699f04b04fd63a4cd2c7dd
Manifest1281c40f957a34fd7a67138ef11e324480f94b08696e5cb273c9ff64bf517afb

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
SignatureoHgjfM3WzJrvGQiO+mOV2FzVVPDTwb1siCdb/sryxyaoRvEFTIhDFHQGbpYPaq+pkp61O5iQs7Ku8+8a2CcoDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:26.521936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008525
observed 306223627cc3b61f76b0787c20b19356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:26.503010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008525/manifest.json
observed 1281c40f957a34fd7a67138ef11e3244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:26.482704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008525/publication.md
observed 8f7e576889366a35bce60e78e19abcba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:26.463139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008525/publication.txt
observed 20002194488c7c185995bb6f4437185b...
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.