OpenTechnical

OT-2026-000034923

Publication integrity record

Four cup vacuum gripper, four zone face, pump fed, supply line pressure sensor, 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-2026-000034923) never changes.

Identity and time

Publication numberOT-2026-000034923 · never reused
Internal UUID01a0ae76-1ed3-7591-b911-14ddc174f7f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034923
StatusPUBLIC

Content hashes

Canonical text5587befef9d2b15f6de010751a9d4f379d41e56e957465584adfcf1409145f33
Markdowne27940298ff47b33d57e988ef9eb8bcb2c64eb98fd0b6b4e247b1e7849575c12
PDF
Publication pagee1e0818f7cb109a4b4de5558f3fd990a53c8ee507a58060aa1d53973141c0a56
Manifest3235ef5209c1eb5f56d57668106658f8a7cae4ada3f94a716de1fa4ee653113d

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
SignaturezI2iMiCs5smGknXYM5EeoaFldvz/lhlpQRFCThRPFBHEA9E+4dsul6YYkg1u5o9NLYJTvjOpW1PvLoxiVaGIDA==
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

2026-09-17T11:30:42.533741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034923
observed e1e0818f7cb109a4b4de5558f3fd990a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:42.511056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034923/manifest.json
observed 3235ef5209c1eb5f56d57668106658f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:42.493825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034923/publication.md
observed e27940298ff47b33d57e988ef9eb8bcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:42.475462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034923/publication.txt
observed 5587befef9d2b15f6de010751a9d4f37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:57.386228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034923
observed e1e0818f7cb109a4b4de5558f3fd990a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:57.368711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034923/manifest.json
observed 3235ef5209c1eb5f56d57668106658f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:57.349015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034923/publication.md
observed e27940298ff47b33d57e988ef9eb8bcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:57.324413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034923/publication.txt
observed 5587befef9d2b15f6de010751a9d4f37...
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.