OpenTechnical

OT-2026-000009597

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, sustained 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-2026-000009597) never changes.

Identity and time

Publication numberOT-2026-000009597 · never reused
Internal UUID01a0ae6b-7563-76cb-b7c9-710c0793d0dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009597
StatusPUBLIC

Content hashes

Canonical text74be8bd0edf44e646ade1c88767c0002638c3560726d06edb7a53be8a549f890
Markdowneecd87b4406bb8fea8900c4d239c35edf3a8b7a72af633a4b9a402a22915d21a
PDF
Publication page6d1d1e74d78499b8219d697eb752b6d88bc34e60583b1aa097ddc157089db1af
Manifestabf5808586b95b84fcb66679ea788c264cbd83b3677d042c0aa1f33ff9a6494c

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
SignatureOE44d/HrGQxlDyyN26ajN9awxxk1ece6ZaLMIYYafTGqK5pcrDgYOT1IuoU3lBI82OAhdWVJ2fLCKPDYdzVlBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:02.586498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009597
observed 6d1d1e74d78499b8219d697eb752b6d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:02.567608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009597/manifest.json
observed abf5808586b95b84fcb66679ea788c26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:02.530346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009597/publication.md
observed eecd87b4406bb8fea8900c4d239c35ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:02.485517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009597/publication.txt
observed 74be8bd0edf44e646ade1c88767c0002...
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.