OpenTechnical

OT-2026-000100983

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000100983) never changes.

Identity and time

Publication numberOT-2026-000100983 · never reused
Internal UUID01a0aea3-c377-7a41-b11f-5ec0633d4dc2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100983
StatusPUBLIC

Content hashes

Canonical textdd469fae77b6b8a2ca1c87c2998fd88f54dfe8fcad06d4d97892b66dc6cfc095
Markdown94187adbb947e959a172acf718eb13580fe1e11281611bdef0ee0e8eb4978ebf
PDF
Publication page687cea8ba334ad4b66dcf2010890087794d2d97038e31c0597f511aaf50c149e
Manifesta7585ee16c4cd80942aa337e1e4d59c1cacab14c8915cb756da3b5d83dac87c0

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
SignatureC+ZC0IK/FKtp1WYmLcq6xT+c4+ZLznHY7jsSINIOKLEvJ+u4apd4KFYx8qczJ9NBwShHc121neioUzssBIn4Dw==
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

2026-09-17T09:26:34.786508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100983
observed 687cea8ba334ad4b66dcf20108900877...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:34.767858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100983/manifest.json
observed a7585ee16c4cd80942aa337e1e4d59c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:34.749865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100983/publication.md
observed 94187adbb947e959a172acf718eb1358...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:34.730436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100983/publication.txt
observed dd469fae77b6b8a2ca1c87c2998fd88f...
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.