OpenTechnical

OT-2026-000055098

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000055098) never changes.

Identity and time

Publication numberOT-2026-000055098 · never reused
Internal UUID01a0ae86-5e81-7cd9-8628-a86beede7ad8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055098
StatusPUBLIC

Content hashes

Canonical text3ac62f7dcf708a9dce4d17f43c6f292fe491c9a500f04efc4fdcba32d901abf6
Markdown51565200863f980a8e9e4ace933743397ba91c1c31fd9fb0acf8e280fc1d8e2f
PDF
Publication pageb898bb363c9553a7f05372a29eb06bb7f3e54a170863eb4d36398b76d39480bf
Manifest4e57b5a2d4b79f828f5d0b4c58e900842860009f3815876c151a1f41d80d3869

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
SignatureZz7Ui84cAEfpBLPTkEDFxHsRG0v4oIUG6hQRqno2SASnQvCrpVFDbzD34IwLSzoFesrpl8CMFWglPQW4UgW+Cg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:15.438928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055098
observed b898bb363c9553a7f05372a29eb06bb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:15.418804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055098/manifest.json
observed 4e57b5a2d4b79f828f5d0b4c58e90084...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:15.393250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055098/publication.md
observed 51565200863f980a8e9e4ace93374339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:15.364709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055098/publication.txt
observed 3ac62f7dcf708a9dce4d17f43c6f292f...
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.