OpenTechnical

OT-2026-000014126

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000014126) never changes.

Identity and time

Publication numberOT-2026-000014126 · never reused
Internal UUID01a0ae6d-b278-7fe9-a5cd-bec71e89addb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014126
StatusPUBLIC

Content hashes

Canonical text084428670045884061b34c12debd18bde2478ec67a082a823d5f91dd94c792cd
Markdown3f070d03530544666bc454f57ef16214e293c3b085b958e18f644f7848ee345c
PDF
Publication pagebeea2026bbd8b32f4f5eaec83ce9d2722edbe16e7b7eb5cdbeee2bf3b6f9258f
Manifestb38129f5470769016c52dbf17d2e4a79084563987d198169629c6db7e710d9ef

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
SignaturePOg0g8V/VATBri67RNOD/czECpsLmG4ez2PDbwBvzcf7XPhW4CkxZefYSZLzqeuTEqPDxu+RMjRldckFFXp4AQ==
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

2026-09-17T12:07:11.839661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014126
observed beea2026bbd8b32f4f5eaec83ce9d272...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.820532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014126/manifest.json
observed b38129f5470769016c52dbf17d2e4a79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.800332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014126/publication.md
observed 3f070d03530544666bc454f57ef16214...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.781021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014126/publication.txt
observed 084428670045884061b34c12debd18bd...
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.