OpenTechnical

OT-2026-000061877

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000061877) never changes.

Identity and time

Publication numberOT-2026-000061877 · never reused
Internal UUID01a0ae8b-b8ad-74c9-a7a1-a2c90ee05e1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061877
StatusPUBLIC

Content hashes

Canonical text7997a839babbbce562fecf3c5efbad17ed944862d3051bff1c0e326582bb1473
Markdown14cc1a5cafa5dd068259370cc9eaf7c5f97f46caf408a585f892783abfdfda49
PDF
Publication pagea69855c51864cf7e83b5753fe7d2f73fb3bd528a0c8a1d1ecb4dad0e05a663bf
Manifest3da5769c8e18c919891b9023f6ab1b327fe4e7b36b4d966c7f574c1ac99350fa

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
Signature/QytQJDu0hbj343CI0UtCJmKUF0p0FvBfK5GcOIc49za/v9mMR0PAYpAQfqLer0XQO26A0tDnIMTGXes1yGADQ==
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

2026-09-17T10:40:44.496251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061877
observed a69855c51864cf7e83b5753fe7d2f73f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.477297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061877/manifest.json
observed 3da5769c8e18c919891b9023f6ab1b32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.457180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061877/publication.md
observed 14cc1a5cafa5dd068259370cc9eaf7c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.436492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061877/publication.txt
observed 7997a839babbbce562fecf3c5efbad17...
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.