OpenTechnical

OT-2026-000044068

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000044068) never changes.

Identity and time

Publication numberOT-2026-000044068 · never reused
Internal UUID01a0ae7b-d67a-7c11-a456-3c7f9d270bae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044068
StatusPUBLIC

Content hashes

Canonical text616bcdc45e81be0c328445d7eb3deeec0c4847493d7b81bf5c0b422cb4d16ebd
Markdown0c7d87fe3d2dd7bcd3f5dc88c5ab8c5fe7147ccf002f43aaa1d3b0a826db892e
PDF
Publication pageee141cbab7d217c3d4c8e9a519e187efdc7ea77d7cdea16a3a167fc8fca3c6a0
Manifestd72a2bd8ac52eb661fe53d5efdfe2a453f1a9aed83741285971202d478f952c5

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
SignatureYx2aXakmoNsnIpwLtpgOt1/76eKAx9izjLM3B/bsNZxpn2iKtQkfmcj+hVqAR0B0Vr8IZ3fk8gGJ6biHCz1lAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:12:28.049295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044068
observed ee141cbab7d217c3d4c8e9a519e187ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.030997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044068/manifest.json
observed d72a2bd8ac52eb661fe53d5efdfe2a45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.011745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044068/publication.md
observed 0c7d87fe3d2dd7bcd3f5dc88c5ab8c5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:27.993368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044068/publication.txt
observed 616bcdc45e81be0c328445d7eb3deeec...
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.