OpenTechnical

OT-2026-000023227

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, pulsed 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-2026-000023227) never changes.

Identity and time

Publication numberOT-2026-000023227 · never reused
Internal UUID01a0ae70-7267-753b-a042-421caa4d5a41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023227
StatusPUBLIC

Content hashes

Canonical text8085891a274c6d42471de357f3ac7fdb757fce634af58a9dec5071221d00f342
Markdown6defd57b401dd06a040fbb59286d82159882bafdcddfd811478c0a1ad8742992
PDF
Publication page767d2c618e22c27b8d751b05abc5364dc3223215140a34c6351705e15357dfc2
Manifest8681c707608f6129a47d9770ba531f047b0e356d613089347e72d0c994ab3f8a

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
SignaturemlU5VQXdcHwRo7hfku2oCfZOuwtR4q+aYPysVRLGCNSpFANvNWmkP8cgA878efF8z14JRKcEdbRu+NeMiJn0BA==
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

2026-09-17T11:51:17.132939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023227
observed 767d2c618e22c27b8d751b05abc5364d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:17.114421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023227/manifest.json
observed 8681c707608f6129a47d9770ba531f04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:17.097014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023227/publication.md
observed 6defd57b401dd06a040fbb59286d8215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:17.078254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023227/publication.txt
observed 8085891a274c6d42471de357f3ac7fdb...
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.