OpenTechnical

OT-2026-000052737

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, vented 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-2026-000052737) never changes.

Identity and time

Publication numberOT-2026-000052737 · never reused
Internal UUID01a0ae84-a42d-76c1-9abc-83e044147ce8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052737
StatusPUBLIC

Content hashes

Canonical textcaff9f0c7a13a67a6872e2128fbbd885c5948999ba56175570954a272349c9a8
Markdown8d262566cc2ee63ac5cadc209db82b5b3f2795ff08697c9ed8fdfd0f85e1ad98
PDF
Publication page073634c47df056029bee528f61eca3db100a500198d736539011e8d42ff4fec0
Manifest8690a33cd1825e8fb3df7225fff9aa326602f921d5a7c1cdf86064f56e9664be

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
Signatures9BJZR6AzPWT7vzZtKlvk14DNIcyI1CiT68CoZeRjp6rpSpejxVozeowDB5qfGHnr4mYSpdJr0KHhVndbk0GAQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:44.020375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052737
observed 073634c47df056029bee528f61eca3db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:43.999853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052737/manifest.json
observed 8690a33cd1825e8fb3df7225fff9aa32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:43.980522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052737/publication.md
observed 8d262566cc2ee63ac5cadc209db82b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:43.959547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052737/publication.txt
observed caff9f0c7a13a67a6872e2128fbbd885...
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.