OpenTechnical

OT-2026-000057605

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000057605) never changes.

Identity and time

Publication numberOT-2026-000057605 · never reused
Internal UUID01a0ae88-2694-7772-9d78-16be167ef188 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057605
StatusPUBLIC

Content hashes

Canonical text44ecf87ffdc999e3512132f416a8c3527049b341be7c608141e1a3eea42c8b3c
Markdownb3fd6f7436ebe9441c58cf68dcddd2f7d9e276fd60e9e7dc81b1e2f27710c508
PDF
Publication paged5e7d5d5689cc203ca64c221c4e55d09e3944548b67d33b178338cee241caa4c
Manifest978e77b296d0dfc0456234d3dfb97b4270fc87eb090e739ad9272ad824dab337

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
SignatureVbgWUTH2TxWuX49tA1hNvhm+TZjD6V8Cpu6wz67Q98ywxR1lUnDuRu0tw0/bgaWPHw3/u0FbHF87FHJ1ABfoCg==
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...

Independent retrieval

2026-09-17T10:48:09.557265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057605
observed d5e7d5d5689cc203ca64c221c4e55d09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:09.538493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057605/manifest.json
observed 978e77b296d0dfc0456234d3dfb97b42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:09.519824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057605/publication.md
observed b3fd6f7436ebe9441c58cf68dcddd2f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:09.498985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057605/publication.txt
observed 44ecf87ffdc999e3512132f416a8c352...
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.