OpenTechnical

OT-2026-000101033

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, pressure sensor per zone, 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-2026-000101033) never changes.

Identity and time

Publication numberOT-2026-000101033 · never reused
Internal UUID01a0aea3-c377-71de-a4c5-ed1704e18d5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101033
StatusPUBLIC

Content hashes

Canonical text43f791a8f0cc2a3c100942c0fe20a87189096cac2538030da5e09107b31a0a26
Markdownded3f8a48f5a6662c8420f2d59efa95fd2240ed2bf085dddcd09bb2c3dbbc31c
PDF
Publication page308d6132835383334fc8c6c86c64452d9d337654651b8cc414a92660f51bdc4f
Manifest122dc2b0dabfd328b72a1f31dd19be62939b4f9dddecb267dd36111f8803a1df

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
Signature/kOxe3F9cW/138LNm3CLROYujfyyd8I2xEimEZzmAr0u6S+4jany8wo26gSyOfDpfRWtLgdOzkMBPV5d1KFLCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:38.479381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101033
observed 308d6132835383334fc8c6c86c64452d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:38.462489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101033/manifest.json
observed 122dc2b0dabfd328b72a1f31dd19be62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:38.445987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101033/publication.md
observed ded3f8a48f5a6662c8420f2d59efa95f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:38.427797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101033/publication.txt
observed 43f791a8f0cc2a3c100942c0fe20a871...
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.