OpenTechnical

OT-2026-000053802

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000053802) never changes.

Identity and time

Publication numberOT-2026-000053802 · never reused
Internal UUID01a0ae85-735d-7cf9-9ce0-1454ea588fcb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053802
StatusPUBLIC

Content hashes

Canonical text464432a1c1e966dd6c81e2e86da96820fdecde0a3d39343cc98ef55ec792d0df
Markdownb4cece66aa0ca9527e63ed97e754b15f8f3d63c50792b363aedb120e5dbb0054
PDF
Publication page4e2f9c79b117cbad60fdea7e6c4fb2c79aae6da1ab36a31977da6425dbe8251d
Manifest7fd320098ae916ae240d82e8d9d82622f0cb837e4aef34f2efa7db5a26626138

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
SignatureTvEcrAondmbGZeyV3XDQmRK2irSJjdlqukSyw8ddDsn/jW43zKX8nveIrG+Dm0JVa6lHHjlb9svUbeeBaFLYAg==
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

2026-09-17T08:40:30.759270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053802
observed 4e2f9c79b117cbad60fdea7e6c4fb2c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:30.742111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053802/manifest.json
observed 7fd320098ae916ae240d82e8d9d82622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:30.723593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053802/publication.md
observed b4cece66aa0ca9527e63ed97e754b15f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:30.584053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053802/publication.txt
observed 464432a1c1e966dd6c81e2e86da96820...
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.