OpenTechnical

OT-2026-000052623

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, supply line pressure sensor, 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-2026-000052623) never changes.

Identity and time

Publication numberOT-2026-000052623 · never reused
Internal UUID01a0ae84-573b-7f9c-ba5b-0fc157bd98fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052623
StatusPUBLIC

Content hashes

Canonical textdfc85ec8469490092b0630d51f83003e1e9104e4367d44433059cbe4534d1d83
Markdown11be39cae53581b0f769cf79ad98a0a1f7c32a9bee8eb20a8096c89355b90d1c
PDF
Publication page910c097bfbc4431fa0508d4e26fd8f81d714872ff3baededac9f25b33df01794
Manifest7a467876b476e7d0137ccb2952d1e457c855f926a57c42dc5826f9122e2955aa

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
Signaturem2Zsh79v7UxN63n2y2nvsyT6ip1hybsysEI942oGwioINspJEhwgfIaZtvnIXNeM4rwadigUw8qgsL44zxpcAg==
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

2026-09-17T10:57:17.773841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052623
observed 910c097bfbc4431fa0508d4e26fd8f81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:17.755403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052623/manifest.json
observed 7a467876b476e7d0137ccb2952d1e457...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:17.737933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052623/publication.md
observed 11be39cae53581b0f769cf79ad98a0a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:17.719737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052623/publication.txt
observed dfc85ec8469490092b0630d51f83003e...
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.